Fix bug in touching beanstalk queue elements
Fix bug in touching beanstalk queue elements

A mistaken merge conflict resolution meant that, while a job
was running, we weren't pinging beanstalk to let it know that
progress was being made. This meant that if a job lasted longer
than 2 minutes, another retry would be scheduled.

xiao-chen/dist_test,xiao-chen/dist_test,umbrant/dist_test,umbrant/dist_test,cloudera/dist_test,xiao-chen/dist_test,umbrant/dist_test,xiao-chen/dist_test,cloudera/dist_test,umbrant/dist_test,cloudera/dist_test,cloudera/dist_test